124 lines
5.4 KiB
HTML
124 lines
5.4 KiB
HTML
|
||
<!DOCTYPE html>
|
||
|
||
<html>
|
||
<head>
|
||
<meta charset="utf-8" />
|
||
<meta name="viewport" content="width=device-width, initial-scale=1.0" /><meta name="generator" content="Docutils 0.17.1: http://docutils.sourceforge.net/" />
|
||
|
||
<title>General encryption options — Shaka Packager documentation</title>
|
||
<link rel="stylesheet" type="text/css" href="../_static/pygments.css" />
|
||
<link rel="stylesheet" type="text/css" href="../_static/sphinxdoc_new.css" />
|
||
<link rel="stylesheet" type="text/css" href="../_static/graphviz.css" />
|
||
<link rel="stylesheet" type="text/css" href="../_static/table_styling.css" />
|
||
<script data-url_root="../" id="documentation_options" src="../_static/documentation_options.js"></script>
|
||
<script src="../_static/jquery.js"></script>
|
||
<script src="../_static/underscore.js"></script>
|
||
<script src="../_static/doctools.js"></script>
|
||
<link rel="index" title="Index" href="../genindex.html" />
|
||
<link rel="search" title="Search" href="../search.html" />
|
||
</head><body>
|
||
<div class="related" role="navigation" aria-label="related navigation">
|
||
<h3>Navigation</h3>
|
||
<ul>
|
||
<li class="right" style="margin-right: 10px">
|
||
<a href="../genindex.html" title="General Index"
|
||
accesskey="I">index</a></li>
|
||
<li class="nav-item nav-item-0"><a href="../index.html">Shaka Packager documentation</a> »</li>
|
||
<li class="nav-item nav-item-this"><a href="">General encryption options</a></li>
|
||
</ul>
|
||
</div>
|
||
|
||
<div class="document">
|
||
<div class="documentwrapper">
|
||
<div class="bodywrapper">
|
||
<div class="body" role="main">
|
||
|
||
<section id="general-encryption-options">
|
||
<h1>General encryption options<a class="headerlink" href="#general-encryption-options" title="Permalink to this headline">¶</a></h1>
|
||
<dl class="option-list">
|
||
<dt><kbd><span class="option">--protection_scheme <var><scheme></var></span></kbd></dt>
|
||
<dd><p>Specify a protection scheme, ‘cenc’ or ‘cbc1’ or pattern-based protection
|
||
schemes ‘cens’ or ‘cbcs’.</p>
|
||
</dd>
|
||
<dt><kbd><span class="option">--crypt_byte_block</span></kbd></dt>
|
||
<dd><p>Specify the count of the encrypted blocks in the protection pattern, where
|
||
block is of size 16-bytes.</p>
|
||
<p>There are three common patterns (crypt_byte_block:skip_byte_block):
|
||
1:9 (default), 5:5, 10:0.</p>
|
||
<p>Apply to video streams with ‘cbcs’ and ‘cens’ protection schemes only;
|
||
ignored otherwise.</p>
|
||
</dd>
|
||
<dt><kbd><span class="option">--skip_byte_block</span></kbd></dt>
|
||
<dd><p>Specify the count of the unencrypted blocks in the protection pattern.</p>
|
||
<p>Apply to video streams with ‘cbcs’ and ‘cens’ protection schemes only;
|
||
ignored otherwise.</p>
|
||
</dd>
|
||
<dt><kbd><span class="option">--vp9_subsample_encryption</span>, <span class="option">--novp9_subsample_encryption</span></kbd></dt>
|
||
<dd><p>Enable / disable VP9 subsample encryption. Enabled by default.</p>
|
||
</dd>
|
||
<dt><kbd><span class="option">--clear_lead <var><seconds></var></span></kbd></dt>
|
||
<dd><p>Clear lead in seconds if encryption is enabled.
|
||
Shaka Packager does not support partial encrypted segments, all the
|
||
segments including the partial segment overlapping with the initial
|
||
‘clear_lead’ seconds are not encrypted, with all the following segments
|
||
encrypted. If segment_duration is greater than ‘clear_lead’, then only the
|
||
first segment is not encrypted.
|
||
Default: 5</p>
|
||
</dd>
|
||
<dt><kbd><span class="option">--protection_systems</span></kbd></dt>
|
||
<dd><p>Protection systems to be generated. Supported protection systems include
|
||
Widevine, PlayReady, FairPlay, Marlin, and
|
||
<a class="reference external" href="https://goo.gl/s8RIhr">CommonSystem</a>.</p>
|
||
</dd>
|
||
<dt><kbd><span class="option">--playready_extra_header_data <var><string></var></span></kbd></dt>
|
||
<dd><p>Extra XML data to add to PlayReady PSSH data. Can be specified even if
|
||
using another key source.</p>
|
||
</dd>
|
||
</dl>
|
||
</section>
|
||
|
||
|
||
<div class="clearer"></div>
|
||
</div>
|
||
</div>
|
||
</div>
|
||
<div class="sphinxsidebar" role="navigation" aria-label="main navigation">
|
||
<div class="sphinxsidebarwrapper">
|
||
<div role="note" aria-label="source link">
|
||
<h3>This Page</h3>
|
||
<ul class="this-page-menu">
|
||
<li><a href="../_sources/options/general_encryption_options.rst.txt"
|
||
rel="nofollow">Show Source</a></li>
|
||
</ul>
|
||
</div>
|
||
<div id="searchbox" style="display: none" role="search">
|
||
<h3 id="searchlabel">Quick search</h3>
|
||
<div class="searchformwrapper">
|
||
<form class="search" action="../search.html" method="get">
|
||
<input type="text" name="q" aria-labelledby="searchlabel" />
|
||
<input type="submit" value="Go" />
|
||
</form>
|
||
</div>
|
||
</div>
|
||
<script>$('#searchbox').show(0);</script>
|
||
</div>
|
||
</div>
|
||
<div class="clearer"></div>
|
||
</div>
|
||
<div class="related" role="navigation" aria-label="related navigation">
|
||
<h3>Navigation</h3>
|
||
<ul>
|
||
<li class="right" style="margin-right: 10px">
|
||
<a href="../genindex.html" title="General Index"
|
||
>index</a></li>
|
||
<li class="nav-item nav-item-0"><a href="../index.html">Shaka Packager documentation</a> »</li>
|
||
<li class="nav-item nav-item-this"><a href="">General encryption options</a></li>
|
||
</ul>
|
||
</div>
|
||
<div class="footer" role="contentinfo">
|
||
© Copyright 2017, Google.
|
||
Created using <a href="https://www.sphinx-doc.org/">Sphinx</a> 4.0.2.
|
||
</div>
|
||
</body>
|
||
</html> |